Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
34210073Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 271
P-1
B1 = 380000
B2 = 7125000
LL
StatusDateUserResidueShift
Verified2004-12-13FreePhoenixC6F71DCB411BD201507941
Verified2015-04-18jingfiredC6F71DCB411BD20123758044
History
DateUserTypeResult
2020-03-13-Anonymous-NF
no factor from 2^73 to 2^74
2019-11-15-Anonymous-NF
no factor from 2^72 to 2^73
2019-11-15-Anonymous-NF
no factor from 2^71 to 2^72
2015-04-18jingfiredC-LL
C6F71DCB411BD201
2014-08-11chalsallNF
no factor from 2^70 to 2^71
2014-05-18ixfd64NF
no factor from 2^69 to 2^70
2013-07-20Le ComteNF
no factor from 2^68 to 2^69